package staticinner;

public class Out {
    public int data1;
    int data2;
    public static int data3;

    public void test(){
        System.out.println("这是外部类");
    }

    static class Inner{
        public int data4 = 4;
        int data5 = 5;
        public static int data6 = 6;

        public void test(){
            System.out.println("这是内部类");
        }
    }
}
